TB Figure: 2

question 55

Multiple Choice

TB Figure: 2
-According to TB Figure 2,which social network was closest to Facebook in terms of unique U.S.visitors per month as of September 2011?

• A)LinkedIn
• B)YouTube
• C)Twitter
• D)Angry Birds

---

Definitions:

Statistical Significance

A measure of the likelihood that an observed difference or relationship exists due to chance.

Utricle

A part of the inner ear involved in sensing linear accelerations and head-tilt positions relative to gravity.

Saccule

A small, bed-like structure in the vestibular system of the inner ear, contributing to the sense of balance.

Maculae

Specialized structures in the inner ear responsible for detecting linear acceleration and head position relative to gravity.